Microsoft Exchange Server is a mail server and calendaring server developed by Microsoft. It runs exclusively on Windows Server operating systems.

Exchange Server is licensed both in the forms of on-premises software and software as a service. In the on-premises form, customer purchase client access licenses (CALs). In the software as a service form, the client pays a monthly fee to use the service.

Microsoft Exchange Server Features

Smarter inbox

Exchange 2016 helps you get more done through faster search and an inbox that is more personalized, more helpful, and more intelligent.

Simplified architecture

A simplified architecture, originally forged in the cloud, combines the mailbox and client access roles, so it’s easier to plan and scale your deployments. Streamlined coexistence with Exchange 2013 means easier upgrading.

With its new approach to attachments that eliminates versioning headaches, plus other enhancements, Exchange Server 2016 makes working together on documents easier.

Mobile productivity

Exchange Server 2016 powers the latest Outlook experiences on phones, tablets, desktops, and the web so you can get more done, wherever you are.

Remain in control

Exchange lets you tailor your solution based on your unique needs and ensures that your communications are always available, while you remain in control. Move to the cloud overnight, deploy on-premises, or manage a hybrid deployment with mailboxes that are both online and on-premises. Manage powerful capabilities, including data loss prevention and Office 365 Groups Tooltip with requirements for Office 365 Groups, from the easy-to-use, web-based Exchange admin center.

Role-based access helps you manage Exchange efficiently and delegate tasks. With Exchange archiving, large mailboxes, and retention policies, your users can keep important data in one place and you can take control of your storage and compliance demands.

Do more on any device

Exchange helps you be more productive by helping you manage increasing volumes of communications across multiple devices and work together more effectively as teams. With an inbox that focuses on the relevant and important messages and sets up rules that match how you work, you can get more done, faster.

Simplify and enhance collaboration with Office 365 Groups Tooltip with requirements for Office 365 Groups, which connects people, information and the tools you need to help you get more done together. With a group inbox, calendar, and conversation, your teams can self-organize and keep work moving forward.

Sharing files with the group is easy with OneDrive for Business—you can coauthor in real time and when a file is updated, all team members are automatically informed.

Access content, conversations, tasks, or schedules from your devices, using the Outlook app for iOS and Android or Outlook on the web.

Your compliance officers can run In-Place eDiscovery across Exchange, SharePoint, and Skype for Business from the eDiscovery Center Tooltip with availability of eDiscovery in select Office 365 plans to identify, hold, and analyze your organization's data.

The data always remains in place, so you never have to manage a separate store of data.